| Rock Island to Mexborough | 3,970.62 mi (6,390.10 km) |
| Rock Island to Mickleover | 3,979.74 mi (6,404.77 km) |
| Rock Island to Middlesbrough | 3,938.54 mi (6,338.47 km) |
| Rock Island to Middleton | 3,935.79 mi (6,334.04 km) |
| Rock Island to Middlewich | 3,937.64 mi (6,337.01 km) |
| Rock Island to Midsomer Norton | 3,996.58 mi (6,431.87 km) |
| Rock Island to Mildenhall | 4,074.08 mi (6,556.59 km) |
| Rock Island to Milford Haven | 3,884.91 mi (6,252.16 km) |
| Rock Island to Mill Hill | 4,070.85 mi (6,551.40 km) |
| Rock Island to Milngavie | 3,788.69 mi (6,097.30 km) |
| Rock Island to Milnrow | 3,936.86 mi (6,335.76 km) |
| Rock Island to Milton | 3,953.20 mi (6,362.07 km) |
| Rock Island to Milton Keynes | 4,037.06 mi (6,497.03 km) |
| Rock Island to Minehead | 3,961.09 mi (6,374.76 km) |
| Rock Island to Minster | 4,116.53 mi (6,624.91 km) |
